@misc{indiciae96906072a9cb,
  title = {X-37 Storable Propulsion System Design and Operations},
  author = {Rodriguez, Henry and Popp, Chris and Rehegan, Ronald J.},
  year = {2006},
  url = {https://ntrs.nasa.gov/citations/20060004795},
  note = {Source identifier: 20060004795}
}